19295680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3547}}^1$

素因数の和:3581

約数の個数: 56

約数和(自身を含む): 48664368

約数和(自身を除く): 29368688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 3547, 5440, 7094, 14188, 17735, 28376, 35470, 56752, 60299, 70940, 113504, 120598, 141880, 227008, 241196, 283760, 301495, 482392, 567520, 602990, 964784, 1135040, 1205980, 1929568, 2411960, 3859136, 4823920, 9647840, 19295680]

約数ペア:

[(1, 19295680), (2, 9647840), (4, 4823920), (5, 3859136), (8, 2411960), (10, 1929568), (16, 1205980), (17, 1135040), (20, 964784), (32, 602990), (34, 567520), (40, 482392), (64, 301495), (68, 283760), (80, 241196), (85, 227008), (136, 141880), (160, 120598), (170, 113504), (272, 70940), (320, 60299), (340, 56752), (544, 35470), (680, 28376), (1088, 17735), (1360, 14188), (2720, 7094), (3547, 5440)]